Wood stove



FIG. 1 is a right front perspective view of a wood stove, showing my new design;

FIG. 2 is a left end elevatinal view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top plan view thereof; and

FIG. 5 is a bottom plan view thereof. 

The ornamental design for a wood stove, as shown and described. 